Math, asked by poojafana2008, 7 months ago

the sum of 1st 15 terms of 1+3+5...is

Answers

Answered by gp9471295

1

Answer:

1+3+5+7+9+11+13+15+17+19+21+23+25+27+29

Answered by atreyaaavs

0

Answer:

Step-by-step explanation:

Given,

a= 1

d = 2

Sn = n/2(2a+n-1)d

15/2[2(1)+(15-1)2]

7.5[2+28]

7.5*30 = 225.

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